71657120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14447}}^1$

素因数の和:14493

約数の個数: 48

約数和(自身を含む): 174763008

約数和(自身を除く): 103105888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 14447, 28894, 57788, 72235, 115576, 144470, 231152, 288940, 447857, 462304, 577880, 895714, 1155760, 1791428, 2239285, 2311520, 3582856, 4478570, 7165712, 8957140, 14331424, 17914280, 35828560, 71657120]

約数ペア:

[(1, 71657120), (2, 35828560), (4, 17914280), (5, 14331424), (8, 8957140), (10, 7165712), (16, 4478570), (20, 3582856), (31, 2311520), (32, 2239285), (40, 1791428), (62, 1155760), (80, 895714), (124, 577880), (155, 462304), (160, 447857), (248, 288940), (310, 231152), (496, 144470), (620, 115576), (992, 72235), (1240, 57788), (2480, 28894), (4960, 14447)]